问题
选择题
Hurry up! The train _____________. You know it _______ at 8:30.
A．leaves; leaves
B．is leaving; leaves
C．leaves; is leaving
D．is leaving; is leaving
答案
答案：B
题目分析：第一空用进行时表将来时，表示火车就要离开；第二空是火车出发的固定时间，故用一般现在时。故选B。句意：快点！火车就要出发。你知道火车在8:30发车。